The mission of the Illinois Division of Fisheries is to demonstrate leadership through education and scientifically-based management for the protection, restoration and enhancement of fisheries and other aquatic resources, and promotion of responsible utilization in Lake Michigan, Reservoirs, Impoundments, and Streams.

This mission is broken down into the following broad goals:

Protection

 Protect land and water resources from contamination by substances and materials harmful to fish and other aquatic species.

 Protect habitat from degradation and destruction to the fullest extent possible.

 Protect aquatic species, including those which are endangered or threatened for their social and ecological values.